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Product Specifications:
| Item | Lock Washer |
| Assembly Thickness | 6.5 mm |
| Color | Silver |
| Finish | Delta Protect |
| Fits Bolt Size | 38 mm |
| For Screw Size | 38 mm |
| Hardness | Rockwell C40-C55 |
| Inside Dia. | 38.68 mm |
| Lock Washer Type | Wedge Lock |
| Material | Steel |
| Material Grade/class | Case Hardened |
| Max. Thickness | 6.5 mm |
| Outside Dia. | 55.8 mm |
| Resistance Properties | Shock Resistant, Vibration Resistant |
| Rockwell Hardness | Hrc40 |
| System Of Measurement | Metric |
| Thickness | 6.5 mm |
| Type | Wedge Lock |
Shipping Info:
| Ship weight (kg) | 1.53 |
| Ship height (cm) | 5.59 |
| Ship length (cm) | 16.51 |
| Ship width (cm) | 11.43 |
| Country of Origin | TW |
Product Variants
| Product | Model | Inside Dia. | Outside Dia. | Hardness | Thickness | Thickness Tolerance | Max. Thickness | For Screw Size | Color | Pkg. Qty. | Price | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
![]() |
3041 | 7/25" | 0.45" | Rockwell 46 | 0.071" | -0.01" to +0.01" | - | 1/4" | Silver | 20 | €32.01 | |
![]() |
1525 | 0.41" | 0.65" | Rockwell B85 | 0.1" | -0.01" to +0.01" | - | 3/8" | Silver | 20 | €37.31 | |
![]() |
1530 | 0.51" | 0.77" | Rockwell 46 | 0.1" | -0.01" to +0.01" | - | M12 | Silver | 10 | €31.77 | |
![]() |
1532 | 0.53" | 0.77" | Rockwell 46 | 0.1" | -0.01" to +0.01" | - | 1/2" | Silver | 10 | €32.79 | |
![]() |
1543 | 21/25" | 1.54" | Rockwell 46 | 0.13" | -0.01" to +0.01" | - | M20 | Silver | 2 | €22.53 | |
![]() |
3049 | 23/25" | 1 9/25" | Rockwell 46 | 0.13" | -0.01" to +0.01" | - | 7/8" | Silver | 2 | €20.83 | |
![]() |
1546 | 1" | 1.54" | Rockwell 46 | 0.13" | -0.01" to +0.01" | - | M24 | Silver | 2 | €22.53 |
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Contact us
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We're available Monday through Friday, from 07:30 until 17:00.
DISC-LOCK GDM-113 Lock Washer, 38 mm Fits Bolt Size, Wedge Lock, 55.8 mm O.D., 38.68 mm I.D.
€349.15 /pack







